Biological factors shape sexual preference.
A new study of nearly 500,000 individuals finds that many genes affect same-sex behavior, including newly identified candidates that may regulate smell and sex hormones.
Reversing lactose intolerance might make it possible for adults to enjoy a milkshake again.
YAKOBCHUK VIACHESLAV / Shutterstock.com
You may think that your milk-drinking, ice cream-licking days are behind you as you battle the discomfort of lactose intolerance. But there maybe be a way to reverse the situation.
‘Amphy’ has features of both simple and more complex forms of life – and so can help us understand important steps in evolution.
The marine creature amphioxus allows scientists to explore some of the steps that took place as simple creatures evolved to become complex animals.
Icy times for mom-to-be meant bad news for baby-on-board.
In January 1998 five days of freezing rain collapsed the electrical grid of the Canadian province of Québec. The storm left more than 3 million people without electricity for anywhere from a few hours…